公开(公告)号：WO2007024309A1

公开(公告)日：2007-03-01

申请号：PCT/US2006/019907

申请日：2006-05-23

Applicant: SASOL NORTH AMERICA INC. ,  BARCLAY, David, A. ,  CHAVEZ, Mark, M.

Inventor： BARCLAY, David, A. ,  CHAVEZ, Mark, M.

IPC: C01F7/02 ,  C01B15/12 ,  C01F17/00

CPC classification number: C01F7/441 ,  C01F7/021 ,  C01P2002/60 ,  C01P2006/12 ,  C01P2006/14

Abstract: A method for producing high porosity boehmite alumina wherein an aqueous boehmite slurry is mixed with an effective amount of a modifier comprising a hydroxide or oxide of an element of group IIIA-VIA on the Periodic Table of Elements and having a pKsp of greater than 11 to produce a precursor mixture and hydrothermally aging the precursor mixture at an elevated temperature under agitation with an effective consumptive power of greater than 1 kW/m 3 .

Abstract translation: 一种生产高孔隙率勃姆石氧化铝的方法，其中勃姆石水泥浆与有效量的包含IIIA-VIA族元素的氢氧化物或氧化物的改性剂混合在元素周期表上，并且具有大于11的pKsp 产生前体混合物并在升高的温度下在高于1kW / m 3的有效消耗功率的搅拌下水解老化前体混合物。